Did you know?
Time since the end of the Triassic geologic period, mass extinction (201 million y) is 200 thousand x Time since start of building of Great Zimbabwe (1,000 y)
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Land used for agriculture in Tanzania (2011) (26,880 km^2)
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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